词汇	油井钢管
释义	油井钢管 Oil well steel tube
随便看	zinc ammonium salts zinc and indium zinc and iron absorption rate Zinc and its Inorganic Cpds zinc and lead clcines zinc and lead middlings Zinc and zinc alloy zincane zinc anode zinc-anode board zinc anode cathodic zinc anode cathodic protection system zinc anode for protection zinc-anode for protection zinc anode protection equipment zinc-anodic corrosion-resistant materials zinc antimonide zinc antimony polyalkylphosphate zinc aragonite zinc-aragonite zinc aragonitenicholsonite zinc-aragonitezicholsonite zinc arsenate zinc arsenide zinc arsenite